#b33721
a dark, vivid red · warm · closest name: firebrick
RGB
179, 55, 33
HSL
9°, 69%, 42%
CMYK
0, 69, 82, 30
Luminance
0.1243
Every format
| HEX | #b33721 |
| RGB | rgb(179, 55, 33) |
| HSL | hsl(9, 69%, 42%) |
| CMYK | cmyk(0%, 69%, 82%, 30%) |
| LAB | lab(41.9 49.0 41.0) |
| LCH | lch(41.9 63.9 39.9) |
| OKLCH | oklch(0.518 0.164 32.4) |
Copy-ready code
/* CSS */
color: #b33721;
background-color: #b33721;
/* Tailwind (arbitrary) */
class="text-[#b33721] bg-[#b33721]"
/* SCSS */
$brand: #b33721;
/* SwiftUI */
Color(red: 0.702, green: 0.216, blue: 0.129)
/* Android */
Color.parseColor("#b33721")Accessibility — WCAG contrast
Aa
#b33721 on white: 6.03:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b33721 on black: 3.49:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red70.2%
Green21.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta69.3%
Yellow81.6%
Key (black)29.8%
Color previews
#b33721 text on a black background
contrast 3.49:1
Card sample
#b33721 text on a white background
contrast 6.03:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b33721;
Background color
Panel with #b33721 background
background-color: #b33721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b33721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(179, 55, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(179, 55, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b33721; background: linear-gradient(135deg, #b33721, #B39821);